AddModuleScore_UCell    Calculate module enrichment scores from
                        single-cell data (Seurat interface)
ScoreSignatures_UCell   Calculate module enrichment scores from
                        single-cell data
StoreRankings_UCell     Calculate and store gene rankings for a
                        single-cell dataset
UCell                   UCell: Robust and scalable single-cell gene
                        signature scoring
calculate_Uscore        Calculate rankings and scores for query data
                        and given signature set
check_genes             Check if all genes in signatures are found in
                        data matrix - otherwise add zero counts in
                        data-matrix to complete it
check_signature_names   Check signature names and add standard names is
                        missing
data_to_ranks_data_table
                        Calculate per-cell feature rankings
rankings2Uscore         Get signature scores from pre-computed rank
                        matrix
sample.matrix           Sample dataset to test UCell installation
split_data.matrix       Split data matrix into smaller sub-matrices
                        ('chunks')
u_stat                  Calculate Mann Whitney U from a vector of ranks
u_stat_signature_list   Calculate U scores for a list of signatures,
                        given a rank matrix
